/Engine/Plugins/Experimental/GeometryScripting/Source/GeometryScriptingCore/Public/GeometryScript/ListUtilityFunctions.h
Returns the index of the last element in the Triangle List. If the Triangle List is empty or invalid, the value 0 will be returned.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintPure, Category="GeometryScript|ListUtils", Meta=(ScriptMethod)) static int GetTriangleListLastTriangle ( [FGeometryScriptTriangleList](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptTriangleList) TriangleList )